Patent · US Expired

Preparation of .beta.-acyl pyrroles

US4002643A · kind A · utility

13Cited by
1References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 27, 1975
Grant dateJan 11, 1977
Priority date
Expiry dateJun 27, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D207/333
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for rearranging .alpha.-acyl pyrroles to .beta.-acyl pyrroles which comprises reacting the former with an excess of a strong, anhydrous, non-oxidizing acid, preferably with heating.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.